Middle English word langsum comes from Proto-Germanic *langaz (Long.), Proto-Germanic - samaz
| Dictionary entry | Language | Definition |
|---|---|---|
| *langaz | Proto-Germanic (gem-pro) | Long. |
| - samaz | Proto-Germanic (gem-pro) | |
| lang | Old English (ang) | Long. |
| *langasamaz | Proto-Germanic (gem-pro) | Characterised by length; lengthy. Drawn-out; long-lasting; extended; enduring. |
| langsum | Old English (ang) | (of actions) wearisome, prolix, tedious, tardy, dilatory.. (of someone) long-suffering, patient.. (of space relations) lengthy, extended; outstretched.. (of time) long, long-lasting. |
| langsum | Middle English (enm) |